Question

The National Safety Council reported that 52 % of American
turnpike drivers are
men. A sample of 300 cars traveling southbound on the New Jersey
Turnpike
yesterday revealed that 170 were driven by men. At the .01
significance level, can we
conclude that a larger proportion of men were driving on the New
Jersey Turnpike
than the national statistics indicate? First, state H0 &
Ha
HO: ??, Ha: ??
a) Is this a Z or t test?
b) Test Statistic = ?
c) Critical value = ?
d) p-value = ?
e) Reject Ho: (yes or no)